diff --git a/core/hdd/src/wlan_hdd_ext_scan.c b/core/hdd/src/wlan_hdd_ext_scan.c
index c3b05cab0f5d..e0c890733a34 100644
--- a/core/hdd/src/wlan_hdd_ext_scan.c
+++ b/core/hdd/src/wlan_hdd_ext_scan.c
@@ -3042,6 +3042,11 @@ static int hdd_extscan_start_fill_bucket_channel_spec(
 			total_channels++;
 		}
 
+		if (j != req_msg->buckets[bkt_index].numChannels) {
+			hdd_err("Input parameters didn't match");
+			return -EINVAL;
+		}
+
 		hdd_extscan_update_dwell_time_limits(
 					req_msg, bkt_index,
 					min_dwell_time_active_bucket,